1. Agyei, D. D., & Voogt, J. (2011). ICT use in the teaching of mathematics: Implications for profesional development of pre-service teacher in Ghana. Educational Information Technology, 16, 423-439. https://doi.org/10.1007/s10639-010-9141-9.
2. Al Harbi, H. E. M. (2014). An examination of Saudi high school teachers’ ICT knowledge and implementation. Queensland University of Technology, Queensland.
3. Angeli, C., & Valanides, N. (2009). Epistemological and methodological issue for the conceptualization, development, and assessment of ICT-TPCK: Advance in technilogical pedagogical content knolwedge (TPCK). Computer & Education, 52, 154-168. https://doi.org/10.1016/j.compedu.2008.07.006.
4. Archambault, L., & Crippen, K. (2009). Examining TPACK among K-12 online distance educators in the United States Contemporary Issues in Technology and Teacher Education, 9(1), 71-88.
5. Barlett, J. E., Kotrlik, J. W., & Higgins, C. C. (2001). Organizational research: Determining appropriate sample size in survey research. Information technology, learning, and performance journal, 19(1), 43.